/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.l2j.gameserver.handler.admincommandhandlers;

import java.util.StringTokenizer;

import javolution.text.TextBuilder;
import net.sf.l2j.Config;
import net.sf.l2j.gameserver.datatables.ClanTable;
import net.sf.l2j.gameserver.handler.IAdminCommandHandler;
import net.sf.l2j.gameserver.instancemanager.AuctionManager;
import net.sf.l2j.gameserver.instancemanager.CastleManager;
import net.sf.l2j.gameserver.instancemanager.ClanHallManager;
import net.sf.l2j.gameserver.model.L2Clan;
import net.sf.l2j.gameserver.model.L2Object;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.model.entity.Castle;
import net.sf.l2j.gameserver.model.entity.ClanHall;
import net.sf.l2j.gameserver.model.zone.type.L2ClanHallZone;
import net.sf.l2j.gameserver.network.SystemMessageId;
import net.sf.l2j.gameserver.network.serverpackets.NpcHtmlMessage;
import net.sf.l2j.gameserver.network.serverpackets.SystemMessage;

/**
 * This class handles all siege commands: Todo: change the class name, and
 * neaten it up
 */
public class AdminSiege implements IAdminCommandHandler {
	// private static Logger _log =
	// Logger.getLogger(AdminSiege.class.getName());
	private static final String[] ADMIN_COMMANDS = { "admin_siege",
			"admin_add_attacker", "admin_add_defender", "admin_add_guard",
			"admin_list_siege_clans", "admin_clear_siege_list",
			"admin_move_defenders", "admin_spawn_doors", "admin_endsiege",
			"admin_startsiege", "admin_setcastle", "admin_removecastle",
			"admin_clanhall", "admin_clanhallset", "admin_clanhalldel",
			"admin_clanhallopendoors", "admin_clanhallclosedoors",
			"admin_clanhallteleportself" };
	private static final int REQUIRED_LEVEL = Config.GM_NPC_EDIT;

	public boolean useAdminCommand(String command, L2PcInstance activeChar) {
		if (!Config.ALT_PRIVILEGES_ADMIN)
			if (activeChar.getAccessLevel() < REQUIRED_LEVEL
					|| !activeChar.isGM())
				return false;
		StringTokenizer st = new StringTokenizer(command, " ");
		command = st.nextToken(); // Get actual command
		// Get castle
		Castle castle = null;
		ClanHall clanhall = null;
		if (command.startsWith("admin_clanhall"))
			clanhall = ClanHallManager.getInstance().getClanHallById(
					Integer.parseInt(st.nextToken()));
		else if (st.hasMoreTokens())
			castle = CastleManager.getInstance().getCastle(st.nextToken());
		// Get castle
		String val = "";
		if (st.hasMoreTokens())
			val = st.nextToken();
		if ((castle == null || castle.getCastleId() < 0) && clanhall == null)
			// No castle specified
			showCastleSelectPage(activeChar);
		else {
			L2Object target = activeChar.getTarget();
			L2PcInstance player = null;
			if (target instanceof L2PcInstance)
				player = (L2PcInstance) target;
			if (command.equalsIgnoreCase("admin_add_attacker")) {
				if (player == null)
					activeChar.sendPacket(new SystemMessage(
							SystemMessageId.TARGET_IS_INCORRECT));
				else
					castle.getSiege().registerAttacker(player, true);
			} else if (command.equalsIgnoreCase("admin_add_defender")) {
				if (player == null)
					activeChar.sendPacket(new SystemMessage(
							SystemMessageId.TARGET_IS_INCORRECT));
				else
					castle.getSiege().registerDefender(player, true);
			} else if (command.equalsIgnoreCase("admin_add_guard"))
				try {
					int npcId = Integer.parseInt(val);
					castle.getSiege().getSiegeGuardManager()
							.addSiegeGuard(activeChar, npcId);
				} catch (Exception e) {
					activeChar.sendMessage("Usage: //add_guard npcId");
				}
			else if (command.equalsIgnoreCase("admin_clear_siege_list"))
				castle.getSiege().clearSiegeClan();
			else if (command.equalsIgnoreCase("admin_endsiege"))
				castle.getSiege().endSiege();
			else if (command.equalsIgnoreCase("admin_list_siege_clans")) {
				castle.getSiege().listRegisterClan(activeChar);
				return true;
			} else if (command.equalsIgnoreCase("admin_move_defenders"))
				activeChar.sendPacket(SystemMessage
						.sendString("Not implemented yet."));
			else if (command.equalsIgnoreCase("admin_setcastle")) {
				if (player == null || player.getClan() == null)
					activeChar.sendPacket(new SystemMessage(
							SystemMessageId.TARGET_IS_INCORRECT));
				else
					castle.setOwner(player.getClan());
			} else if (command.equalsIgnoreCase("admin_removecastle")) {
				L2Clan clan = ClanTable.getInstance().getClan(
						castle.getOwnerId());
				if (clan != null)
					castle.removeOwner(clan);
				else
					activeChar.sendMessage("Unable to remove castle");
			} else if (command.equalsIgnoreCase("admin_clanhallset")) {
				if (player == null || player.getClan() == null)
					activeChar.sendPacket(new SystemMessage(
							SystemMessageId.TARGET_IS_INCORRECT));
				else if (!ClanHallManager.getInstance()
						.isFree(clanhall.getId()))
					activeChar.sendMessage("This ClanHall isn't free!");
				else if (player.getClan().getHasHideout() == 0) {
					ClanHallManager.getInstance().setOwner(clanhall.getId(),
							player.getClan());
					if (AuctionManager.getInstance().getAuction(
							clanhall.getId()) != null)
						AuctionManager.getInstance()
								.getAuction(clanhall.getId())
								.deleteAuctionFromDB();
				} else
					activeChar.sendMessage("You have already a ClanHall!");
			} else if (command.equalsIgnoreCase("admin_clanhalldel")) {
				if (!ClanHallManager.getInstance().isFree(clanhall.getId())) {
					ClanHallManager.getInstance().setFree(clanhall.getId());
					AuctionManager.getInstance().initNPC(clanhall.getId());
				} else
					activeChar.sendMessage("This ClanHall is already Free!");
			} else if (command.equalsIgnoreCase("admin_clanhallopendoors"))
				clanhall.openCloseDoors(true);
			else if (command.equalsIgnoreCase("admin_clanhallclosedoors"))
				clanhall.openCloseDoors(false);
			else if (command.equalsIgnoreCase("admin_clanhallteleportself")) {
				L2ClanHallZone zone = clanhall.getZone();
				if (zone != null)
					activeChar.teleToLocation(zone.getSpawn(), true);
			} else if (command.equalsIgnoreCase("admin_spawn_doors"))
				castle.spawnDoor();
			else if (command.equalsIgnoreCase("admin_startsiege"))
				castle.getSiege().startSiege();
			if (clanhall != null)
				showClanHallPage(activeChar, clanhall);
			else
				showSiegePage(activeChar, castle.getName());
		}
		return true;
	}

	private void showCastleSelectPage(L2PcInstance activeChar) {
		int i = 0;
		NpcHtmlMessage adminReply = new NpcHtmlMessage(5);
		adminReply.setFile("data/html/admin/castles.htm");
		TextBuilder cList = new TextBuilder();
		for (Castle castle : CastleManager.getInstance().getCastles()) {
			if (castle != null) {
				String name = castle.getName();
				cList.append("<td fixwidth=90><a action=\"bypass -h admin_siege "
						+ name + "\">" + name + "</a></td>");
				i++;
			}
			if (i > 2) {
				cList.append("</tr><tr>");
				i = 0;
			}
		}
		adminReply.replace("%castles%", cList.toString());
		cList.clear();
		i = 0;
		for (ClanHall clanhall : ClanHallManager.getInstance().getClanHalls()
				.values()) {
			if (clanhall != null) {
				cList.append("<td fixwidth=134><a action=\"bypass -h admin_clanhall "
						+ clanhall.getId() + "\">");
				cList.append(clanhall.getName() + "</a></td>");
				i++;
			}
			if (i > 1) {
				cList.append("</tr><tr>");
				i = 0;
			}
		}
		adminReply.replace("%clanhalls%", cList.toString());
		cList.clear();
		i = 0;
		for (ClanHall clanhall : ClanHallManager.getInstance()
				.getFreeClanHalls().values()) {
			if (clanhall != null) {
				cList.append("<td fixwidth=134><a action=\"bypass -h admin_clanhall "
						+ clanhall.getId() + "\">");
				cList.append(clanhall.getName() + "</a></td>");
				i++;
			}
			if (i > 1) {
				cList.append("</tr><tr>");
				i = 0;
			}
		}
		adminReply.replace("%freeclanhalls%", cList.toString());
		activeChar.sendPacket(adminReply);
	}

	private void showSiegePage(L2PcInstance activeChar, String castleName) {
		NpcHtmlMessage adminReply = new NpcHtmlMessage(5);
		adminReply.setFile("data/html/admin/castle.htm");
		adminReply.replace("%castleName%", castleName);
		activeChar.sendPacket(adminReply);
	}

	private void showClanHallPage(L2PcInstance activeChar, ClanHall clanhall) {
		NpcHtmlMessage adminReply = new NpcHtmlMessage(5);
		adminReply.setFile("data/html/admin/clanhall.htm");
		adminReply.replace("%clanhallName%", clanhall.getName());
		adminReply.replace("%clanhallId%", String.valueOf(clanhall.getId()));
		L2Clan owner = ClanTable.getInstance().getClan(clanhall.getOwnerId());
		if (owner == null)
			adminReply.replace("%clanhallOwner%", "None");
		else
			adminReply.replace("%clanhallOwner%", owner.getName());
		activeChar.sendPacket(adminReply);
	}

	public String[] getAdminCommandList() {
		return ADMIN_COMMANDS;
	}
}
